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pip
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Define a function to use as sorting key 

Why: It makes it clearer what the funky expression means.
This commit is contained in:
Pradyun Gedam 2019-09-22 13:14:17 +05:30
parent 14cbc5f8a4
commit 72d5d140be
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1 changed files with 10 additions and 6 deletions
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16
src/pip/_internal/req/req_install.py
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@ -639,6 +639,12 @@ class InstallRequirement(object):
os.path.exists(os.path.join(path, 'Scripts', 'Python.exe'))
)
def depth_of_directory(dir_):
return (
dir_.count(os.path.sep) +
(os.path.altsep and dir_.count(os.path.altsep) or 0)
)
if self.editable:
base = self.source_dir
filenames = []
@ -666,16 +672,14 @@ class InstallRequirement(object):
raise InstallationError(
"Files/directories not found in %s" % base
)
# if we have more than one match, we pick the toplevel one. This
# If we have more than one match, we pick the toplevel one. This
# can easily be the case if there is a dist folder which contains
# an extracted tarball for testing purposes.
if len(filenames) > 1:
filenames.sort(
key=lambda x: x.count(os.path.sep) +
(os.path.altsep and x.count(os.path.altsep) or 0)
)
self._egg_info_path = os.path.join(base, filenames[0])
filenames.sort(key=depth_of_directory)
self._egg_info_path = os.path.join(base, filenames[0])
return self._egg_info_path
@property